ELECTROPHOTOGRAPHIC PRINTER FOR EASILY EXCHANING EXPENDABLE COMPONENTS WITH NEW ONES AND PREVENTING PHOTOSENSITIVE DRUM FROM BEING DAMAGED

摘要

PURPOSE: An electrophotographic printer is provided to easily exchange expendable components with new ones and remove paper jam by opening left, right and top faces and to prevent a photosensitive drum from being damaged by using a door closing member and a retreating member. CONSTITUTION: An electrophotographic printer includes a photosensitive drum unit having a photosensitive drum, a plurality of developers located having a developing gap from the photosensitive drum, an intermediate transfer unit having a transfer belt to which an image is transferred from the photosensitive drum, a waste toner storage for storing a waste toner generated from the photosensitive drum unit and the intermediate transfer unit, and a paper transfer unit for transferring paper on which an image is formed. The printer further includes the first, second and third doors(510,520,530) through which the developers, photosensitive drum unit and intermediate transfer unit are respectively set/separated in/from the printer, and the fourth door(540) for accessing the paper transfer unit.